// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef MEDIA_BASE_BUFFERING_STATE_H_
#define MEDIA_BASE_BUFFERING_STATE_H_

#include "base/callback_forward.h"

namespace media {

enum BufferingState {
    // Indicates that there is no data buffered.
    //
    // Typical reason is data underflow and hence playback should be paused.
    BUFFERING_HAVE_NOTHING,

    // Indicates that enough data has been buffered.
    //
    // Typical reason is enough data has been prerolled to start playback.
    BUFFERING_HAVE_ENOUGH,

    BUFFERING_STATE_MAX = BUFFERING_HAVE_ENOUGH,
};

// Used to indicate changes in buffering state;
typedef base::Callback<void(BufferingState)> BufferingStateCB;

} // namespace media

#endif // MEDIA_BASE_BUFFERING_STATE_H_
